320654067342 has 24 divisors (see below), whose sum is σ = 746011504296. Its totient is φ = 91615447728.

The previous prime is 320654067329. The next prime is 320654067389. The reversal of 320654067342 is 243760456023.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 320654067294 and 320654067303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 545329753 + ... + 545330340.

It is an arithmetic number, because the mean of its divisors is an integer number (31083812679).

Almost surely, 2^320654067342 is an apocalyptic number.

320654067342 is an abundant number, since it is smaller than the sum of its proper divisors (425357436954).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320654067342 is a wasteful number, since it uses less digits than its factorization.

320654067342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1090660112 (or 1090660105 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 42.

The spelling of 320654067342 in words is "three hundred twenty billion, six hundred fifty-four million, sixty-seven thousand, three hundred forty-two".